Home / 31,026,018.30-42,814,523.52-17,785,703.26

Finding the Fourth Proportional to 31,026,018.30, 42,814,523.52 and 17,785,703.26

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Solution

The fourth proportional to 31,026,018.30, 42,814,523.52 and 17,785,703.26 is: 24,543,478.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,026,018.30 : 42,814,523.52 = 17,785,703.26 : x
  2. Step 2: Convert to fraction form
    31,026,018.30/42,814,523.52 = 17,785,703.26/x
  3. Step 3: Cross multiply
    31,026,018.30x = 42,814,523.52 × 17,785,703.26
  4. Step 4: Simplify right side
    31,026,018.30x = 761,486,410,545,010.75
  5. Step 5: Solve for x
    x = 761,486,410,545,010.75/31,026,018.30
  6. Step 6: Final answer
    x = 24,543,478.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.